*{
    font-size: 40px;
}

div{
    width: 100px;
    height: 100px;
    background: url('./image/img2.jpg') no-repeat;
}

div:first-child{
    width: 200px;
    height: 200px;
    background: url('./image/img1.png') no-repeat ; 
    display: flex;
    backface-visibility: hidden;
} 